The fact family model represents the relationship between the numbers 8, 7, and 15 How do the numbers compare? 15 is 8 less than 7. 15 is 7 more than 8 . 7 is 15 less than 8 . 7 is 8 more than 15.

What is (28 + 7 + 6 + 3) x 1/2 show your work

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

Which of the functions graphed below has a removable discontinuity?